Teledyne 3020T operating instructions Maintenance

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5 Maintenance		Model 3020T

5-10	Teledyne Analytical Instruments

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Contents Model 3020T Teledyne Analytical InstrumentsModel 3020T Copyright 1999 Teledyne Analytical InstrumentsSpecific Model Information Trace Oxygen AnalyzerIii 3020T-ITable of Contents Introduction InstallationOperational Theory Maintenance OperationAppendix Overview Main Features of the AnalyzerTrace Oxygen Analyzer Introduction Typical ApplicationsModel Designations Model 3020TModel 3020T Controls, Indicators, and Connectors Trace Oxygen Analyzer Introduction Operator Interface1 UP/DOWN Switch ESCAPE/ENTER SwitchPWD Equipment Interface Electrical Connector PanelRecognizing Difference Between LCD DisplaysRS-232 Port Remote ValvesGas Connector Panel Remote SensorNetwork I/O Optional Operational Theory Introduction Micro-Fuel Cell SensorPrinciples of Operation Operational Theory Anatomy of a Micro-Fuel CellElectrochemical Reactions + 2H 2O + 4e → 4OHCalibration Characteristics Effect of PressureCharacteristic Input/Output Curve for a Micro-Fuel Cell Sample SystemElectronics and Signal Processing Span Zero SampleBlock Diagram of the Model 3020T Electronics Temperature Control Trace Oxygen Analyzer Installation Unpacking the AnalyzerMounting the Analyzer Front View of the Model 3020T Simplified Electrical Connections Required Front Door ClearancePrimary Input Power Fuse InstallationAnalog Outputs Examples Analog Output ConnectionsAlarm Relays Range Voltage Current mADigital Remote Cal Inputs Types of Relay ContactsZero 8 RS-232 Port Range ID RelaysNetwork I/O RS-232 Sig RS-232 Pin PurposeCommand Description Parameter SettingRemote Sensor and Solenoid Valves Installing the Micro-Fuel Cell Remote Solenoid Return Connector PinoutsGas Connections Gas Connector Panel Testing the System Using the Controls Trace Oxygen Analyzer OperationAuto Ranging on Analysis Mode Setup ModeMode/Function Selection Trace Oxygen Analyzer Data Entry EnterEscape PWD Password Function Trace Oxygen Analyzer Operation AUTO-CALFunctionOnly one password can be defined Entering the PasswordInstalling or Changing the Password Logout Function Version ScreenTrace Oxygen Analyzer Operation SELF-TESTFunction Zero and Span FunctionsAuto Mode Zeroing Zero CalManual Mode Zeroing Auto Mode Spanning Cell FailureSpan Cal Manual Mode Spanning Alarms Function InstallationAL-1 AL-2 Choose Alarm Setting the Analog Output Ranges Range FunctionFixed Range Analysis Contrast Function Standby FunctionAnalysis Mode Operation Trace Oxygen Analyzer Maintenance Routine MaintenanceMajor Internal Components Cell Replacement Major Internal ComponentsStoring and Handling Replacement Cells When to Replace a CellRemoving the Micro-Fuel Cell Exploded View of Cell Block and Micro-Fuel Cell Installing a New Micro-Fuel Cell Fuse Replacement Cell WarrantyL-2C cell is not designed for applications where CO2 is a System Self Diagnostic Test Removing Fuse Cap and Fuse from HolderPower AnalogPreamp Maintenance Specifications Trace Oxygen Analyzer AppendixOperating Temperature 0-50 C Recommended 2-Year Spare Parts List Qty Part Number DescriptionDrawing List Series Analyzers Restrictor KIT Conversions